Please join us for the 20th Anniversary of the International High Power Laser Ablation (HPLA) Symposium to be held 26 - 29 March 2018 at the beautiful La Fonda on the Plaza Hotel in Santa Fe, NM, USA. The 2018 event, primarily biennial, will be the twelfth meeting over a space of 20 years, and offers exceptional learning and networking opportunities for researchers in the laser ablation and beamed energy propulsion fields.